Sleep smarts, Silent alarm, OS 7+ and Android 4.3.3+, stainless steel
Withings Activite Steel, Wristband activity tracker, Analog, Waterproof, Black
Withings Activite Steel. Display type: Analog. Device type: Wristband activity tracker, Product colour: Black, Housing material: Stainless steel. Battery life: 240 day(s), Battery type: CR2025. Weight: 37 g, Width: 36,3 mm, Depth: 36,3 mm. Mobile operating systems supported: Android, iOS 7.0, iOS 8.0, iOS 8.2, iOS 9.0